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148
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1 import c3.parser, c3.semantics
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2 from ppci.errors import printError, Diagnostics
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149
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3 import time
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148
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4
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5 testsrc = """
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6 package test;
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7
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149
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8 var u32 a ;
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9 var u32 c, d;
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10
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11 function void test1()
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148
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12 {
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13 var u32 b;
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14 var int a = 10;
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15 b = 20;
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16 var int buf;
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17 var int i;
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18 i = 2;
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19 if (i > 1)
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20 {
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21 buf = b + 22 * i - 13 + (55 * 2 *9-2) / 44
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22 }
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23 }
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24
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149
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25 function int t2(u32 a, u32 b)
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148
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26 {
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27 return a + b;
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28 a = 2
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29 }
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30
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149
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31 function int t2(u32 a, u32 b)
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32 {
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33 return a + b;
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34 a = 2 + 33 - 1;
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35 a = a - 2
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36 }
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37
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148
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38 """
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39
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149
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40 def printAst(ast, indent=''):
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41 print(indent + str(ast))
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42 if isinstance(ast, c3.astnodes.Package):
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43 for s in ast.scope:
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44 printAst(s, indent + ' ')
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45 if isinstance(ast, c3.astnodes.Procedure):
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46 for s in ast.scope:
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47 printAst(s, indent + ' ')
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148
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48 for c in ast.getChildren():
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149
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49 printAst(c, indent + ' ')
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148
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50
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51 def do():
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52 print('[0] source:')
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53 print(testsrc)
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54 print('[1] parsing')
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55 diag = Diagnostics()
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56 sema = c3.semantics.Semantics(diag)
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57 p = c3.parser.Parser(sema, diag)
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149
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58 t1 = time.time()
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148
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59 p.parseSource(testsrc)
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149
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60 t2 = time.time()
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61 print('parsetime: {0} [s]'.format(t2 - t1))
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148
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62
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63 for d in diag.diags:
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64 print('ERROR:', d)
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65 printError(testsrc, d)
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66 print('[2] ast:')
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67 printAst(sema.mod)
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68
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69 do()
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70
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